4D49
Crystal structure of computationally designed armadillo repeat proteins for modular peptide recognition.
X-RAY DIFFRACTION
Crystallization
Crystalization Experiments | ||||
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ID | Method | pH | Temperature | Details |
1 | 8.5 | PROTEIN WAS CRYSTALLIZED AT PH 8.5 / 0.2M MAGNESIUM CHLORIDE / 0.1 M TRIS HCL / 10 % W/V PEG 8000 / 10 % W/V PEG 1000. PRIOR TO CRYSTALLIZATION, 1.5 MOLAR EXCESS OF PEPTIDE (RR)5 |
Crystal Properties | |
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Matthews coefficient | Solvent content |
2.39 | 48.48 |
Crystal Data
Unit Cell | |
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Length ( Å ) | Angle ( ˚ ) |
a = 88.57 | α = 90 |
b = 51.73 | β = 90.16 |
c = 107.61 | γ = 90 |
Symmetry | |
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Space Group | P 1 21 1 |
Diffraction
Diffraction Experiment | ||||||||||||||
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ID # | Crystal ID | Scattering Type | Data Collection Temperature | Detector | Detector Type | Details | Collection Date | Monochromator | Protocol | |||||
1 | 1 | x-ray | 100 | PIXEL | DECTRIS PILATUS 6M | 2014-04-10 | M | SINGLE WAVELENGTH |
Radiation Source | |||||
---|---|---|---|---|---|
ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline |
1 | SYNCHROTRON | SLS BEAMLINE X06SA | SLS | X06SA |
Data Collection
Overall | |||||||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
ID # | Resolution (High) | Resolution (Low) | Percent Possible (Observed) | R Merge I (Observed) | Net I Over Average Sigma (I) | Redundancy | Number Reflections (All) | Number Reflections (Observed) | Observed Criterion Sigma (F) | Observed Criterion Sigma (I) | B (Isotropic) From Wilson Plot | ||||||||
1 | 2.1 | 20 | 95.7 | 0.17 | 5.01 | 2.26 | 106706 | 1.37 | 36.7 |
Highest Resolution Shell | |||||||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
ID # | Resolution (High) | Resolution (Low) | Percent Possible (All) | Percent Possible (Observed) | R Merge I (Observed) | Mean I Over Sigma (Observed) | Redundancy | Number Unique Reflections (All) | |||||||||||
1 | 2.1 | 2.15 | 97.4 | 1.5 | 1.37 | 2.32 |
Refinement
Statistics | |||||||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Diffraction ID | Structure Solution Method | Cross Validation method | Starting model | Resolution (High) | Resolution (Low) | Number Reflections (Observed) | Number Reflections (R-Free) | Percent Reflections (Observed) | R-Factor (Observed) | R-Work | R-Free | R-Free Selection Details | Mean Isotropic B | ||||||
X-RAY DIFFRACTION | MOLECULAR REPLACEMENT | THROUGHOUT | ARM00016 | 2.09 | 20 | 53936 | 2763 | 98.13 | 0.20357 | 0.20088 | 0.25454 | RANDOM | 43.459 |
Temperature Factor Modeling | ||||||
---|---|---|---|---|---|---|
Anisotropic B[1][1] | Anisotropic B[1][2] | Anisotropic B[1][3] | Anisotropic B[2][2] | Anisotropic B[2][3] | Anisotropic B[3][3] | |
22.4 | -1.13 | 12.78 | -35.18 |
RMS Deviations | |
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Key | Refinement Restraint Deviation |
r_dihedral_angle_2_deg | 38.202 |
r_dihedral_angle_4_deg | 19.979 |
r_dihedral_angle_3_deg | 18.911 |
r_dihedral_angle_1_deg | 6.271 |
r_mcangle_it | 5.008 |
r_scbond_it | 3.375 |
r_mcbond_it | 3.341 |
r_mcbond_other | 3.34 |
r_angle_refined_deg | 1.795 |
r_angle_other_deg | 1.416 |
Non-Hydrogen Atoms Used in Refinement | |
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Non-Hydrogen Atoms | Number |
Protein Atoms | 7552 |
Nucleic Acid Atoms | |
Solvent Atoms | 238 |
Heterogen Atoms | 22 |
Software
Software | |
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Software Name | Purpose |
REFMAC | refinement |
XDS | data reduction |
SCALE | data scaling |
PHASER | phasing |